diff --git a/README.md b/README.md
index 89598ca..de2657f 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 Python Dubbo Client
 =====================================  
-实现客户端的负载均衡、自动发现服务功能
+实现客户端的负载均衡、配合Zookeeper自动发现服务功能
 -------------------------------------
 
 
@@ -23,8 +23,10 @@
 
 ### Example
 ```python   
+    config = ApplicationConfig('test_rpclib')
     service_interface = 'com.ofpay.demo.api.UserProvider'
-    registry = ZookeeperRegistry('172.19.65.33:2181')
+    #registry包含了和zookeeper的连接，该对象需要缓存
+    registry = ZookeeperRegistry('192.168.59.103:2181', config)
     user_provider = DubboClient(service_interface, registry, version='1.0')
     for i in range(1000):
         try:
@@ -41,9 +43,9 @@
 ```
 
 ### TODO
-优化性能  
-支持Retry参数  
-支持RoundRobin的调用  
+优化性能，将服务上下线的影响降到最小  
+支持Retry参数    
+支持权重调用    
 
 ### Licenses
 MIT License
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